Compactors

Riggs Cat

815K Soil Compactor

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Specification Summary

Engine Model
Cat® C7.1 ACERT™: configured for two emissions options
Net Power
248 HP
Bore
4.1 in
Stroke
5.3 in
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Engine

Engine Model
Cat® C7.1 ACERT™: configured for two emissions options
Net Power
248 HP
Bore
4.1 in
Stroke
5.3 in
Displacement
427.8 in³
Torque Rise - Tier 4 Final/Stage IV
52%
Torque Rise - Tier 3/Stage IIIA Equivalent
26%
Emissions
Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards
Gross Power - ISO 14396 - Tier 3/Stage IIIA Equivalent
275 HP
Gross Power - ISO 14396 - Tier 4 Final/Stage IV
274 HP
Gross Power - SAE J1995 - Tier 3/Stage IIIA Equivalent
286 HP
Gross Power - SAE J1995 - Tier 4 Final/Stage IV
284 HP
High Idle Speed
2270 r/min
Low Idle Speed
800 r/min
Maximum Altitude - Without Derating
9842.52 ft
Maximum Net Torque - 1,400 rpm - Tier 3/Stage IIIA Equivalent
749 lb/ft
Maximum Net Torque - 1,400 rpm - Tier 4 Final/Stage IV
899 lb/ft
Rated Power (Net ISO 9249) - Tier 3/Stage IIIA equivalent
249 HP
Rated Power (Net ISO 9249) - Tier 4 Final/Stage IV
248 HP
Rated Power (SAE J1349) - Tier 3/Stage IIIA Equivalent
249 HP
Rated Power (SAE J1349) - Tier 4 Final/Stage IV
248 HP

Wheels

Drum Width
3.25 ft
Drum Diameter
3.38 ft
Outside Diameter
4.63 ft
Tips per Wheel
60
Weight
9720 lb
Width - Over Drums
10.64 ft

Axles

Front
Planetary – Fixed
Rear
Planetary – Oscillating
Oscillation Angle
±10°

Blades

Maximum Depth of Cut
0.73 ft
Maximum Lift Above Ground
2.63 ft
Total Tilt Adjustment
2.14 ft
Width - Over End Bits
12.34 ft
Height - Including Cutting Edge
2.82 ft
Blade Tilt Angle - Right - Hydraulic
4.8°
Blade Tilt Angle - Left - Hydraulic
5.5°
Blade Tilt Adjustment - Right
1 ft
Blade Tilt Adjustment - Left
1.14 ft
Width - Moldboard Length
11.98 ft

Service Refill Capacities

Transmission
14.8 gal (US)
Cooling System - Tier 3/Stage IIIA Equivalent
19.3 gal (US)
Cooling System - Tier 4 Final/Stage IV
21.4 gal (US)
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV Only)
4.2 gal (US)
Differential - Final Drives - Front
17.2 gal (US)
Differential - Final Drives - Rear
17.2 gal (US)
Engine Crankcase
5.3 gal (US)
Fuel Tank
132.1 gal (US)
Hydraulic Tank Only
19.8 gal (US)
Note
All non-road Tier 4 Final and Stage IV diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm for

Transmission

Transmission Type
Planetary – Powershift – ECPC
Travel Speeds - Forward - First
4.2 mile/h
Travel Speeds - Forward - Second
7.5 mile/h
Travel Speeds - Reverse - First
4.8 mile/h
Travel Speeds - Reverse - Second
8.5 mile/h
Travel Speeds - Forward - Third
13.2 mile/h
Travel Speeds - Reverse - Third
15 mile/h

Hydraulic System

Lift Cylinder, Double Acting - Bore and Stroke
101.6 mm × 627 mm (4 in × 24.7 in)
Tilt Cylinder, Double Acting - Bore and Stroke
101.6 mm × 167 mm (4 in × 6.6 in)
Main Relief Pressure
3190 psi
Maximum Supply Pressure
2930 psi
Pump Flow at 2,111 rpm
23.5 gal/min

Cab - Standard

Machine Sound Level (ISO 6395) Tier 4/Stage IV
111 dB(A)
Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent
112 dB(A)
Operator Sound Level - ISO 6396
71 dB(A)

Hydraulic System - Steering

Vehicle Articulation Angle
84 degrees
Bore
4 in
Maximum System Flow
147 L/min @ 2,111 rpm (38.8 gal/min @ 2,111 rpm)
Steering Pressure Limited
4003 psi
Steering System - Circuit
Closed Center Load Sensing
Steering System - Pump
Piston – Variable Displacement
Stroke
23.5 in

Dimensions (Approximate)

Height - Top of Cab Roof
11.98 ft
Turning Radius - Inside of Push Arms
8.27 ft
Centerline of Rear Axle to Bumper
6.53 ft
Ground Clearance
1.23 ft
Ground Clearance - Bumper
2.18 ft
Height - Top of Beacon
12.95 ft
Height - Top of Exhaust Pipe
10.97 ft
Height - Top of Hood
8.42 ft
Hitch to Centerline of Front Axle
5.5 ft
Length - With Blade on Ground
23.48 ft
Wheel Base
10.99 ft
Width - Over Wheels
10.64 ft

Cab - Suppression

Machine Sound Level (ISO 6395) Tier 4/Stage IV
109 dB(A)
Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent
110 dB(A)
Operator Sound Level - ISO 6396
70 dB(A)

Brakes

Parking Brake
Drum and Shoe, Spring Applied, Hydraulic Released

Operating Specifications

Maximum Operating Weight (Tier 3/Stage IIIA equivalent)
48740 lb
Maximum Operating Weight (Tier 4 Final/Stage IV)
49353 lb
Operating Weight
49353 lb
Engine Model
Cat® C7.1 ACERT™: configured for two emissions options
Net Power
248 HP
Bore
4.1 in
Stroke
5.3 in
Displacement
427.8 in³
Drum Width
3.25 ft
Drum Diameter
3.38 ft
Outside Diameter
4.63 ft
Tips per Wheel
60
Front
Planetary – Fixed
Rear
Planetary – Oscillating
Maximum Depth of Cut
0.73 ft
Maximum Lift Above Ground
2.63 ft
Total Tilt Adjustment
2.14 ft
Width - Over End Bits
12.34 ft
Transmission
14.8 gal (US)
Transmission Type
Planetary – Powershift – ECPC
Travel Speeds - Forward - First
4.2 mile/h
Torque Rise - Tier 4 Final/Stage IV
52%
Travel Speeds - Forward - Second
7.5 mile/h
Travel Speeds - Reverse - First
4.8 mile/h
Travel Speeds - Reverse - Second
8.5 mile/h
Travel Speeds - Forward - Third
13.2 mile/h
Travel Speeds - Reverse - Third
15 mile/h
Lift Cylinder, Double Acting - Bore and Stroke
101.6 mm × 627 mm (4 in × 24.7 in)
Tilt Cylinder, Double Acting - Bore and Stroke
101.6 mm × 167 mm (4 in × 6.6 in)
Machine Sound Level (ISO 6395) Tier 4/Stage IV
111 dB(A)
Vehicle Articulation Angle
84 degrees
Height - Including Cutting Edge
2.82 ft
Blade Tilt Angle - Right - Hydraulic
4.8°
Blade Tilt Angle - Left - Hydraulic
5.5°
Blade Tilt Adjustment - Right
1 ft
Blade Tilt Adjustment - Left
1.14 ft
Weight
9720 lb
Width - Over Drums
10.64 ft
Height - Top of Cab Roof
11.98 ft
Turning Radius - Inside of Push Arms
8.27 ft
Torque Rise - Tier 3/Stage IIIA Equivalent
26%
Machine Sound Level (ISO 6395) Tier 4/Stage IV
109 dB(A)
Oscillation Angle
±10°
Width - Moldboard Length
11.98 ft
Parking Brake
Drum and Shoe, Spring Applied, Hydraulic Released
Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent
112 dB(A)
Operator Sound Level - ISO 6396
71 dB(A)
Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent
110 dB(A)
Operator Sound Level - ISO 6396
70 dB(A)
Centerline of Rear Axle to Bumper
6.53 ft
Ground Clearance
1.23 ft
Ground Clearance - Bumper
2.18 ft
Height - Top of Beacon
12.95 ft
Height - Top of Exhaust Pipe
10.97 ft
Height - Top of Hood
8.42 ft
Hitch to Centerline of Front Axle
5.5 ft
Length - With Blade on Ground
23.48 ft
Wheel Base
10.99 ft
Width - Over Wheels
10.64 ft
Emissions
Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards
Gross Power - ISO 14396 - Tier 3/Stage IIIA Equivalent
275 HP
Gross Power - ISO 14396 - Tier 4 Final/Stage IV
274 HP
Gross Power - SAE J1995 - Tier 3/Stage IIIA Equivalent
286 HP
Gross Power - SAE J1995 - Tier 4 Final/Stage IV
284 HP
High Idle Speed
2270 r/min
Low Idle Speed
800 r/min
Maximum Altitude - Without Derating
9842.52 ft
Maximum Net Torque - 1,400 rpm - Tier 3/Stage IIIA Equivalent
749 lb/ft
Maximum Net Torque - 1,400 rpm - Tier 4 Final/Stage IV
899 lb/ft
Rated Power (Net ISO 9249) - Tier 3/Stage IIIA equivalent
249 HP
Rated Power (Net ISO 9249) - Tier 4 Final/Stage IV
248 HP
Rated Power (SAE J1349) - Tier 3/Stage IIIA Equivalent
249 HP
Rated Power (SAE J1349) - Tier 4 Final/Stage IV
248 HP
Main Relief Pressure
3190 psi
Maximum Supply Pressure
2930 psi
Pump Flow at 2,111 rpm
23.5 gal/min
Bore
4 in
Maximum System Flow
147 L/min @ 2,111 rpm (38.8 gal/min @ 2,111 rpm)
Steering Pressure Limited
4003 psi
Steering System - Circuit
Closed Center Load Sensing
Steering System - Pump
Piston – Variable Displacement
Stroke
23.5 in
Maximum Operating Weight (Tier 3/Stage IIIA equivalent)
48740 lb
Maximum Operating Weight (Tier 4 Final/Stage IV)
49353 lb
Operating Weight
49353 lb
Cooling System - Tier 3/Stage IIIA Equivalent
19.3 gal (US)
Cooling System - Tier 4 Final/Stage IV
21.4 gal (US)
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV Only)
4.2 gal (US)
Differential - Final Drives - Front
17.2 gal (US)
Differential - Final Drives - Rear
17.2 gal (US)
Engine Crankcase
5.3 gal (US)
Fuel Tank
132.1 gal (US)
Hydraulic Tank Only
19.8 gal (US)
Note
All non-road Tier 4 Final and Stage IV diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm for